Cricket Wireless / Wireless Unlimited Abraham,Daisy,Erica disconnected service after one day of service,I paid bill was assured service would be on for next 30 days. Internet

on april 8,2010 made phone payment to cricket store on farnsworth ave. in aurora illinois  spoke with cashier was assured service to restore in thirty minute,which it was only to find out in two days service was suspended.cricket agents are now saying service was to be payed up for two months.that was not in my contract.my contract was only for months service was in use.there was nothing written,nor verbally explained that you must pay bill for each month that service isn't working.